diff --git a/.github/workflows/reusable_workflow.yaml b/.github/workflows/reusable_workflow.yaml
index 144a6f0..9b76a46 100644
--- a/.github/workflows/reusable_workflow.yaml
+++ b/.github/workflows/reusable_workflow.yaml
@@ -1,5 +1,8 @@
 name: Reusable workflow
 
+permissions:
+  contents: read
+
 on:
   workflow_call:
     inputs: